According to reports, chief financial officer (CFO) of Uber, Brent Callinicos, has decided to leave the job. Callinicos has decided to step down after working for about two years at Uber.

The reports stated that the CFO has taken the decision to spend more time with his family. Callinicos has provided more details about his decision in an email sent to the Uber team.

Callinicos said, "It is time to do what I have desired for a very long time; time to keep a promise to my wife of not missing another school play, swim meet, or academic achievement of our daughter's childhood".

As per the reports, Callinicos had joined the rapidly expanding company in September 2013. Before that, he has worked with Microsoft and Google for more than two decades. When Callinicos joined Uber, the company was 1/10th of the size it is today. In an email, Uber CEO Travis Kalanick announced Callinicos' departure and said that the CFO has helped a lot to make the company what it is today.

Kalanick wrote that Callinicos has done a wonderful job as CFO of Uber, but now, he has made a decision for next journey. He wants to spend rest of his life with his wife and daughter, Kalanick added.

Earlier, the American international company headquartered in San Francisco expanded its latest round of funding to about $2.8 billion. Currently, the company has valuation equal to $40 billion and provides ride sharing services in more than 50 countries.

According to the reports, Callinicos has decided to leave the job, but he will be an adviser to Uber. Kalanick has not revealed the name of new CFO, but said that Gautam Gupta, who has been Callinicos's right hand, will be the acting CFO of the company.

In his email, Callinicos said that right now, he will drive his daughter to school and swim practice.